Home / 553,169,747.80-829,754,621.70-277,670,733.40

Finding the Fourth Proportional to 553,169,747.80, 829,754,621.70 and 277,670,733.40

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Solution

The fourth proportional to 553,169,747.80, 829,754,621.70 and 277,670,733.40 is: 416,506,100.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,169,747.80 : 829,754,621.70 = 277,670,733.40 : x
  2. Step 2: Convert to fraction form
    553,169,747.80/829,754,621.70 = 277,670,733.40/x
  3. Step 3: Cross multiply
    553,169,747.80x = 829,754,621.70 × 277,670,733.40
  4. Step 4: Simplify right side
    553,169,747.80x = 230,398,574,349,478,560
  5. Step 5: Solve for x
    x = 230,398,574,349,478,560/553,169,747.80
  6. Step 6: Final answer
    x = 416,506,100.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.